Home / 497,759,303.94-686,805,292.41-286,025,224.56

Finding the Fourth Proportional to 497,759,303.94, 686,805,292.41 and 286,025,224.56

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Solution

The fourth proportional to 497,759,303.94, 686,805,292.41 and 286,025,224.56 is: 394,655,883.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,759,303.94 : 686,805,292.41 = 286,025,224.56 : x
  2. Step 2: Convert to fraction form
    497,759,303.94/686,805,292.41 = 286,025,224.56/x
  3. Step 3: Cross multiply
    497,759,303.94x = 686,805,292.41 × 286,025,224.56
  4. Step 4: Simplify right side
    497,759,303.94x = 196,443,637,985,702,560
  5. Step 5: Solve for x
    x = 196,443,637,985,702,560/497,759,303.94
  6. Step 6: Final answer
    x = 394,655,883.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.